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Build Your Own Ring®
Diamonds
Start With A Diamond
Engagement Ring Settings
Start With A Setting
Free Shipping
Free UPS shipping on all orders.
Free Returns
Enjoy complimentary returns on most orders within 30 days of purchase.
Diamond Price Guarantee
Find a comparable diamond at a lower price and we'll match it.

Fine Jewellery

Women’s Wedding Rings

Women's
Wedding Rings
Men's Wedding Rings

Men's
Wedding Rings
Diamond Jewellery

Diamond Jewellery
Gemstone Jewellery

Gemstone Jewellery
Earrings

Earrings
Necklaces

Necklaces
What We Believe

Know What You’re Buying
From how-to guides, to a personal consultation with our experts, we share everything you want to know about your diamond.

Expect Lower Prices
Don’t pay a premium for a high-quality diamond. We keep our margins low and pass the savings on to you.

Always Have the Best
Your standards are high, so ours are higher. Our quality controls are among the toughest in the industry to ensure a lifetime of value.
Guides and Education
About the 4cs of Diamonds

The 4Cs of Diamonds
All you need to know about the 4Cs and how to select your perfect diamond.
Astor by Blue Nile™

Astor by Blue Nile™
Rare diamonds, cut by master craftsmen specifically to unlock an extraordinary brilliance.
Customer Creations
Petite Micropavé Diamond Engagement Ring in 14k White Gold (1/10 ct. tw.)
Three-Stone Pavé Gallery Diamond Engagement Ring in Platinum
Low Dome Comfort Fit Solitaire Engagement Ring in Platinum (2.5 mm)
Petite Solitaire Engagement Ring in 14k Rose Gold
Bella Vaughan for Blue Nile Grandeur Trapezoid Diamond Engagement Ring in Platinum (2 1/4 ct. tw.)
Monique Lhuillier Diamond Marquise Three Stone Halo Engagement Ring in Platinum (1/3 ct. tw.)
Heirloom Petite Milgrain Engagement Ring in 14k White Gold